There's been quite some talk about the excellent Siglent SS 3021X Spectrum Analyser. It's a great piece of entry-level hardware, especially for the pricepoint. See: https://www.siglent.eu/siglent-ssa3021x-spectrum-analyser.html and: EEVblog's review/comparison: https://www.youtube.com/watch?v=gkLciTsjGZg It's also quite hackable: https://iw0ffk.wordpress.com/2017/01/29/hacking-the-spectrum-analyzer-siglent-ssa-3021x/ You can login over telnet using: root/ding1234 as login/password. ' dmesg ', ' cat /proc/cpuinfo ' and friends tell a lot about this device. It seems it's based on an am335x chipset from TI. http://www.ti.com/processors/sitara/arm-cortex-a8/am335x/overview.html The framebuffer is accesible throught /dev/fb0 Mmm.. let's run DOOM on this thing! Fetch the same toolchain Siglent used to compile software for this spectrum analyser: https://releases.linaro.org/archive/13.03/components/toolchain/binaries/ Compile my m...
Random chunks about tech stuff keeping me busy